//
// Created by 束庆乐 on 2024/12/29.
//
#include "iostream"
using namespace std;

int main010(){
    int a = 10;
    int b =5;
    int c = 10;
    int d = 10;
    int e = 10;
    cout << a+b << endl;
    cout << a-b << endl;
    cout << a*b << endl;
    cout << a/b << endl;
    cout << a%b << endl;
    cout << a++ << endl;
    cout << ++c << endl;
    cout << d-- << endl;
    cout << --e << endl;

    return 0;
}
